Java

springboot Realize user login function

springboot To realize the user login function, it is also applicable here SpringMVC, The principle of use is the same , Front page , use validate M...
2020-01-16 19:58 views 26

java Use notes @annotation And section @Aspect Implement logging

1. Log section definition @Aspect@Componentpublic class LogAspect { @Around(value = "@annotation(log)") public Object log(ProceedingJoinPoint...
2020-01-05 20:58 views 14

Novice cloud ambassador's way of preaching --- Promotion experience of the third prince Ao Bing

Cloud Ambassador talent show series has been released for you for one month , During this period, more and more new ambassadors poured in , There ...
2019-12-17 18:15 views 51

Java The realization of snake eating （1 Hour Society ）

Two months later , I didn't go on studying Java, Today, let's take the snake game to practice ! Rules of the snake game ： 1. Press the space ba...
2019-11-14 17:46 views 21

Can not deserialize instance of java.util.ArrayList out of VALUE_TRUE token

Recently, when writing a three-party service interface with the company framework , report errors Can not deserialize instance of java.util.ArrayL...
2019-11-04 17:06 views 357

Transformation of lyrics format ,trc turn lrc

trc and lrc It's all text format , The difference is that trc Among them <150><***> Separated the lyrics .package com.util;import java....
2019-11-03 15:04 views 34

vue coordination springboot Implementation of captcha operation User login

First import it yourself Vue and jQuery Wait for the bag you need , I won't put pictures here . Because the tool class is too long, I put it at th...
2019-10-31 14:50 views 70

Python—— Draw a beautiful cherry tree （ Different kinds of cherry + rose + Christmas tree ）

Recently, I turned to an article , There's a lot of use on it Python（ Mostly turtle library ） Draw a tree diagram of , It feels beautiful , I sort...
2019-10-22 21:59 views 136

JAVA Implement simple section annotation

Background: I met a colleague in the analysis today springboot The problem caused by using the annotation and method lock of （@Transaction and syn...
2019-08-22 00:31 views 26

BigDecimal Size judgment

BigDecimal Detailed explanation ：Java stay java.math Provided in the package API class BigDecimal, Used for more than 16 The number of significant ...
2019-08-12 21:23 views 57
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